/*字体图标*/
@font-face {
    font-family: 'icomoon';
    src:  url('../fonts/icomoon.eot?kmbaip');
    src:  url('../fonts/icomoon.eot?kmbaip#iefix') format('embedded-opentype'),
    url('../fonts/icomoon.ttf?kmbaip') format('truetype'),
    url('../fonts/icomoon.woff?kmbaip') format('woff'),
    url('../fonts/icomoon.svg?kmbaip#icomoon') format('svg');
    font-weight: normal;
    font-style: normal;
    font-display: block;
}
.level-container {
    overflow-x: hidden;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background-color: #0A080F;
}
.header {
    position: fixed;
    z-index: 11;
    width: 100%;
    height: 50px;
    line-height: 50px   ;
    background-color: #34333C;
}
.el-icon-arrow-left {
    position: relative;
    margin-left: 50px;
    font-size: 14px;
    color: #ccc;
    cursor: pointer;
}
.el-icon-arrow-left::before {
    position: relative;
    top: 1px;
    margin-right: 2px;
    font-size: 16px;
    font-weight: 700;
}
.el-icon-arrow-left:hover {
    color: #fff;
}
.level-wrap {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}
.level-name,
.level-test-name {
    position: relative;
    display: inline-block;
    height: 35px;
    line-height: 35px;
    border-radius: 20px;
    background-color: #484750;
    color: #fff;
    box-sizing: content-box;
    cursor: pointer;
}
.level-name {
    margin-right: 30px;
}
.circle {
    position: absolute;
    left: 5px;
    top: 50%;
    width: 25px;
    height: 25px;
    line-height: 25px;
    text-align: center;
    border-radius: 50%;
    background-color: #4646f5;
    transform: translateY(-50%);
}
.Class-title,
.test-title {
    padding: 0 10px 0 35px;
    font-size: 14px;
    color: #fff;
}

.spend-time {
    position: absolute;
    top: 50%;
    right: 300px;
    height: 35px;
    line-height: 35px;
    padding: 0 10px 0 10px;
    font-size: 14px ;
    background-color: #484750;
    color: #fff;
    border-radius: 20px;
    transform: translateY(-50%);
    box-sizing: content-box;
}
.level-content {
    position: relative;
    width: 1205px;
    height: 100%;
    margin: 0 auto;
    padding: 50px 0 53px 0;

}
.sidebar-right {
    position: absolute;
    top: 75px;
    left: 1300px;
    width: 280px;
}
.sidebar-right ol {
    width: 100%;
}
.sidebar-right ol>li {
    position: relative;
    padding: 6px;
    list-style-type: decimal;
    font-size: 16px;
    color: #ccc;
}
.sidebar-right ol>li ul {
    position: relative;
    left: 20px;
    font-size: 14px;

}
.sidebar-right ol>li ul li{
    padding: 5px 0;
}
.sidebar-right a {
    color: #ccc;
}
.wrapper {
    overflow-y: auto;
    overflow-x: hidden;
    position: relative;
    width: 100%;
    height: 100%;
    background-color: #0A080F;

}
.wrapper::-webkit-scrollbar {
    width: 5px;
}
.wrapper::-webkit-scrollbar-thumb {
    border-radius: 10px;
    -webkit-box-shadow: inset 0 0 5px rgba(0,0,0,0.2);
    background: #34333C;
}
.wrapper::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 5px rgba(0,0,0,0.2);
    border-radius: 0;
    background: rgba(0,0,0,0.1);
}
.bgc-main {
    width: 1160px;
    height: 100%;
    margin-left: 40px;
    background-color: #201F26;
}
.level-main {
    width: 100%;
    padding: 15px;
    background-color: #201F26;
    font-size: 16px;
    color: #ccc;
}
.level-main>div {
    margin-bottom: 30px;
}
.bar-1,
.bar-2 {
    position: absolute;
    left: -16px;
    height: 100%;
    border: 1px solid purple;
}
.bar-2 {
    border: 1px solid #82743f;
}
.content-icon {
    position: absolute;
    left: -52px;
    width: 27px;
    height: 27px;
    border-radius: 50%;
    background-color: purple;
}
.content-icon::before {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 1px;
    content: '\e900';
    font-family: 'icomoon';
    text-align: center;
    color: #ccc;
}
.content-img {
    position: absolute;
    left: -52px;
    width: 27px;
    height: 27px;
}
.content-img img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
}
.single-choice-content {
    position: relative;
    width: 600px;
    padding: 20px 10px;
    margin-top: 15px;
    background-color: #2B2932;
    border-radius: 5px;
}
.single-choice-content:hover {
    background-color: #27272f;
    cursor: pointer;
}
.coverGreen,
.coverRed {
    position: absolute;
    z-index: 22;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    border: 1px solid #7af17a;
    background-color: rgb(66, 149, 66, .1);
    border-radius: 5px;
}
.coverRed {
    border-color: red;
    background-color: rgba(230, 165, 155, 0.1);
}
.right-answer {
    width: 600px;
    padding: 15px 10px;
    margin-top: 25px;
    background-color: #2B2932;
    border-radius: 5px;
}
.text {
    width: 1080px;
}
.level-content-img>div {
    width: 600px;
    height: 300px;
}
.level-content-img>div img {
    width: 100%;
    height: 100%;
    border-radius: 5px;
}
.next-btn {
    position: relative;
    width: 1160px;
    height: 50px;
    margin-left: 40px;
    border-top: 3px solid #066ad8;
    background-color: #34333C;
    cursor: pointer;
}
.next-btn::before {
    position: absolute;
    top: 50%;
    left: 50%;
    content: '\e96a';
    font-family: 'icomoon';
    font-size: 35px;
    transform: translate(-50%, -50%);

}